[INFO] fetching crate label-generator 0.3.0... [INFO] checking label-generator-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate label-generator 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate label-generator 0.3.0 [INFO] finished tweaking crates.io crate label-generator 0.3.0 [INFO] tweaked toml for crates.io crate label-generator 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate label-generator 0.3.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate label-generator 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b9b9043379af94c2f85c39ceca7db689c81f894f6f96cff09c1c8bcdbdabe6e [INFO] running `Command { std: "docker" "start" "-a" "1b9b9043379af94c2f85c39ceca7db689c81f894f6f96cff09c1c8bcdbdabe6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b9b9043379af94c2f85c39ceca7db689c81f894f6f96cff09c1c8bcdbdabe6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b9b9043379af94c2f85c39ceca7db689c81f894f6f96cff09c1c8bcdbdabe6e", kill_on_drop: false }` [INFO] [stdout] 1b9b9043379af94c2f85c39ceca7db689c81f894f6f96cff09c1c8bcdbdabe6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d956e5d934913f540fb1b6aaff6a30c9245afb710493879cf69eabdbf0d082b [INFO] running `Command { std: "docker" "start" "-a" "8d956e5d934913f540fb1b6aaff6a30c9245afb710493879cf69eabdbf0d082b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.6 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling crc32fast v1.3.1 [INFO] [stderr] Compiling unicode-general-category v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Checking ttf-parser v0.12.3 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking siphasher v0.3.9 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling anyhow v1.0.53 [INFO] [stderr] Checking bytemuck v1.7.3 [INFO] [stderr] Checking xmlparser v0.13.3 [INFO] [stderr] Checking unicode-ccc v0.1.2 [INFO] [stderr] Checking unicode-bidi-mirroring v0.1.0 [INFO] [stderr] Checking unicode-script v0.5.4 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking svgtypes v0.8.0 [INFO] [stderr] Checking roxmltree v0.14.1 [INFO] [stderr] Checking kurbo v0.8.3 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking data-url v0.1.1 [INFO] [stderr] Checking simplecss v0.2.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking unicode-vo v0.1.0 [INFO] [stderr] Checking memmap2 v0.5.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking pico-args v0.4.2 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking xmlwriter v0.1.0 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking rctree v0.4.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling lua-src v544.0.0 [INFO] [stderr] Compiling luajit-src v210.3.2+resty1085a4d [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking fontdb v0.7.0 [INFO] [stderr] Compiling mlua v0.7.3 [INFO] [stderr] Checking rustybuzz v0.4.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking usvg v0.20.0 [INFO] [stderr] Checking label-generator v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:98:16 [INFO] [stdout] | [INFO] [stdout] 98 | let path = std::path::PathBuf::from_str(&working_dir).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `label-generator` (bin "label-generator") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:98:16 [INFO] [stdout] | [INFO] [stdout] 98 | let path = std::path::PathBuf::from_str(&working_dir).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `label-generator` (bin "label-generator" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "8d956e5d934913f540fb1b6aaff6a30c9245afb710493879cf69eabdbf0d082b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d956e5d934913f540fb1b6aaff6a30c9245afb710493879cf69eabdbf0d082b", kill_on_drop: false }` [INFO] [stdout] 8d956e5d934913f540fb1b6aaff6a30c9245afb710493879cf69eabdbf0d082b